Income taxes - Schedule of Current and Deferred Income Tax (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Current tax expense
U.S. federal tax	$ 42,943	$ 22,249	$ 6,967
State and local tax	14,330	7,459	2,137
Foreign	1,127	1,250	937
Total current tax expense	58,400	30,958	10,041
Deferred tax expenses (benefit)
U.S. federal tax	3,524	2,323	5,207
State and local tax	1,676	1,262	919
Foreign	(368)	(33)	331
Total deferred tax expense (benefit)	4,832	3,552	6,457
Total income taxes	$ 63,232	$ 34,510	$ 16,498